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The countermovement shrug is a dynamic total body exercise allowing an athlete to become more efficient at producing force. The exercise provides an overload stimulus through utilizing the stretch-shortening cycle. This movement teaches the double knee bend and may improve extension at the top of the second pull for the clean and the snatch. This exercise can be used throughout the training year. This column provides a detailed description and figures of the proper exercise technique for a countermovement shrug.
DeWeese et al. (Sat,) studied this question.